package demo.day11_CollectionAddpackage;

/**
 * @Auther: hjy(lc))
 * @Date: 2022/8/1-08-01-17:12
 * @Description：demo.day11_CollectionAddpackage
 */
public class Integer_work {
    public static void main(String[] args) {
        Integer i1 = new Integer(97);
        Integer i2 = new Integer(97);
        System.out.println(i1 == i2);   //true
        System.out.println(i1.equals(i2));    //true
        Integer i3 = new Integer(148);
        Integer i4 = new Integer(148);
        System.out.println(i3 == i4);    //false    148>127
        System.out.println(i3.equals(i4));   //true
        Integer i5 = 97;
        Integer i6 = 97;
        System.out.println(i5 == i6);
        System.out.println(i5.equals(i6));
        Integer i7 = 148;
        Integer i8 = 148;
        System.out.println(i7 == i8);
        System.out.println(i7.equals(i8));
        int a = 148;
        int b = 97;
        Integer c = 97;
        System.out.println(i7==a);
        System.out.println(b==c);
    }
}
